关节保健
天使,请问给老人的关节保健下面哪种好?谢谢啊
http://www.gnc.com/GNC-Triflex/product.jsp?productId=4266766
http://www.gnc.com/GNC-TriFlex-Fast-Acting/product.jsp?productId=10789548
http://www.gnc.com/GNC-TriFlex-Mobility/product.jsp?productId=17905596
http://www.gnc.com/GNC-Triflex-Comfort-BONUS-33-MORE-FREE/product.jsp?productId=21541266
http://www.gnc.com/GNC-Triflex/product.jsp?productId=4266766
http://www.gnc.com/GNC-TriFlex-Fast-Acting/product.jsp?productId=10789548
http://www.gnc.com/GNC-TriFlex-Mobility/product.jsp?productId=17905596
http://www.gnc.com/GNC-Triflex-Comfort-BONUS-33-MORE-FREE/product.jsp?productId=21541266